Gaya APA

DJOJOHADIKUSUMO, S. (1989). Indonesian economic developments during four five year plans 1969/1970-1988/1989 . Jakarta: Center for policy studies.

Gaya MLA

DJOJOHADIKUSUMO, Sumitro. "Indonesian economic developments during four five year plans 1969/1970-1988/1989". Jakarta: Center for policy studies, 1989. Buku.